A system can comprise an orthopedic sleeve, a processor, and a database. The orthopedic sleeve can be configured to be worn over a joint of a user and can comprise at least one sensor and a communicator. The at least one sensor can be operable to monitor at least one activity parameter associated with the joint, and the communicator can be configured to communicate activity data associated with the at least one activity parameter of the joint. The processor can be configured to receive the activity data from the communicator, and the database in communication with the processor can be configured to store the activity data. Additional apparatus, methods, and systems are disclosed.